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EBA-Lastmodell
- /en/research-topics/structural-dynamics-and-assessment/projects/translate-to-english-eba-lastmodell
EBA (“Eisenbahn-Bundesamt”) will develop a new standard-compliant dynamic load model in order to simulate action of railway vehicles on bridges. The approaches are based on the mechanical response (acc
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KOMET
- /en/research-topics/structural-dynamics-and-assessment/projects/komet
hammer, different size of exciters [small Long stroke Shaker F dyn =0,5 kN up to our Mobile Seismic Simulator F dyn =25 kN]) the advantages and applicability of the individual methods were shown and a new method
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MOSIB
- /en/research-topics/structural-dynamics-and-assessment/projects/mosib
the A23 motorway in Vienna, which was rebuilt in several construction phases. Transient dynamic simulations were used to analyse the influence of the driving speed, vehicle mass and road evenness. Measured [...] high-resolution laser scanning of the road surface with the RoadSTAR mobile lab, were used in FEM simulations. Bridge resonance properties were verified by vibration measurements. While bridge deflections and
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Structural Dynamics and Assessment
- /en/research-topics/structural-dynamics-and-assessment
With MoSeS, the Mobile Seismic Simulator, AIT researchers have a highly developed vibration generator at their disposal for in situ measurements. It can be used to simulate vibrations, e.g. from passing [...] monitoring, evaluation of measurement uncertainties as well as numerical mechanical and physical simulations are used in this context. The usability of the infrastructure under various dynamic loads is another [...] +43 50550-6439 alois.vorwagner(at)ait.ac.at Shock and vibration testing read more Mobile Seismic Simulator read more News Successful bridge monitoring with innovative fiber optic measurement technology [more]
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Structural dynamics and vibration forecasts
- /en/research-topics/structural-dynamics-and-assessment/structural-dynamics-and-vibration-forecasts
Eisenbahngesetz and UVP procedures Simulation of train passes (patent AT 511769 B1 method for predicting immissions, patent AT 516997 B1 method for traffic vibration simulation) Structural dynamic measurements [...] components (noise barriers, tunnel installations) with experimental as well as combined mechanical simulations. As ÖVE/ÖNORM EN ISO/IEC 17025 accredited testing laboratory for shock and vibration tests, AIT [...] load conditions Experimental model analyses of buildings and components Mechanical environmental simulation under climatically changeable environmental conditions × Kontakt Formular Pflichtfelder sind mit
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Numerical Methods for Structural Dynamics
- /en/research-topics/structural-dynamics-and-assessment/numerical-methods-for-structural-dynamics
earthquake analyses Simulation of wave propagation in various media Application of Model Updating Algorithms Solutions for contact problems in vehicle-road interaction Simulation of vibroacoustic effects [...] lines. The AIT Austrian Institute of Technology develops complex mathematical models for realistic simulations in combination with complex material models, which are carried out on special high-performance [...] situations, also in combination with model updating from in-situ measurements: Transient dynamic simulations (traffic crossings, earthquake time courses, aerodynamic loads etc.) Impact calculations in combination
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NERA
- /en/research-topics/structural-dynamics-and-assessment/projects/nera
for ambiente (natural vibration) and forced building excitation, such as with the Mobile Seismic Simulator (MoSeS). This project was funded within the 7th EU Research Framework Programme by the European
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Laboratories
- /en/research-topics/structural-dynamics-and-assessment/laboratories
(fiber optics, strain measurements, total station) Mobile Seismic Simulator MoSeS : mobile reaction mass exciter (15-25kN/ 1-80 HZ) Simulation Workstation: Hardware and software on a high-performance computer [...] components read more Accredited vibration tests read more Electrodynamic shaker MoSeS - MObile SEismic Simulator Long Stroke Shaker Laser vibrometer
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OPERION
- /en/themen/battery-materials-characterization/projects/operion
batteries. Determining the amount of each gas allows an electrochemical transient model to be created to simulate electrolyte decomposition and is thus used in combination with post-mortem analyses and operando [...] through the reduction of degradation effects Application of an electrochemical transient model to simulate rates and stoichiometry of electrolyte decomposition Life cycle analyses to estimate the environmental
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QUIESST
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/projects/quiesst
laboratory methods Development of a European database with the acoustic properties of noise barriers Simulation of sound fields on noise barriers Sustainable use of noise barriers by targeted application of
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SAFETy
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/projects/safety
Kottingbrunn and ASt Böheimkirchen. In addition, near-field measurements and boundary element simulations (BEM) were carried out, which provided information about the acoustic influence of the overlapping
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REFLEX
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/projects/reflex
project, the connection between laboratory, near field and far field measurement methods as well as simulations for the description of the absorption behaviour of noise barriers were investigated, whereby the
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OSILAWA
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/projects/osilawa
were produced in the laboratory and investigated with the aid of state-of-the-art measurement and simulation methods. From the results the noise reduction potentials of different variants could be determined
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WiABahn
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/projects/wiabahn
the effects of near-track shielding edges and platform roofs, based on metrological surveys and simulations. The validation of the developed method will be carried out by using exemplary calculations. The
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drivEkustik
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/projects/drivekustik
perception of vehicles. From this generated recording portfolio, reproducible traffic situations were simulated acoustically in the laboratory and played to test subjects. A binaural measuring system was used
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Psychoacoustics in the Transport Sector
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/psychoacoustics-in-the-transport-sector
experts with tools that, in conjunction with highly accurate sound measurements and numerical simulations, enable them to take a holistic view of the noise situation. Through the participation in numerous
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Laboratories
- /en/research-topics/acoustics-and-noise-abatement-in-the-transport-sector/laboratories
test benches, mobile measuring devices and simulation software. This means that the entire chain from data acquisition and evaluation to modelling, simulation and optimisation is available. The use of [...] Artificial head for binaural measurements and psychoacoustic analyses Self-developed data analysis and simulation software CPX trailer system Noise barrier test facility Artificial head for binaural measurements
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VIBES
- /en/solutions/reliable-transport-infrastructure/vibes
“Train Simulation” – patent-registered prediction model for train vibrations Forecast of vibration immissions caused by traffic Analysis of noise barriers under dynamic load Vibration simulations using [...] with maximum acceleration 100 g MoSeS We use our Mobile Seismic Simulator (15-25 kN/1-80 Hz), a hydraulic vibration generator, to simulate vibrations or induce them in the ground and in buildings. Shaker
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ASSESS
- /en/solutions/reliable-transport-infrastructure/assess
warnings in case of exceeded limits. Numeric simulations in structural dynamics Using numerical modelling and calculations, we perform realistic simulations to determine the integrity or vibration behaviour [...] effects under dynamic time history analysis Probabilistic evaluations of limit states Dynamic impact simulations with rockfall safety assessment Condition monitoring of noise barriers Structural health monitoring [...] then compare the results of these on-site measurements with the vibrations we calculated using simulation models of the structures. The resulting model serves as a basis for damage detection and evaluations
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Optimization and testing of noise barriers
- /en/solutions/acoustics-and-noise-abatement/optimization-and-testing-of-noise-barriers
test benches, mobile measuring devices and simulation software. Thus, the entire chain from data acquisition and evaluation through modelling and simulation to optimization is available. The use of calibrated [...] standardisation committees. This expertise is also used to optimize computer-aided models and simulations of the complex sound field around noise barriers. Our Services Accredited tests on the AIT test [...] measurements on noise barriers Optimization of the acoustic properties of noise barriers using computer simulation; for example BEM, FEM and raytracing Model development and model validationby means of measurements
Searched for "simulation".
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